[gnome-shell] Set colormap on background pixmaps for a tray icons

[Owen Taylor <otaylor src gnome org>]

commit 3aeadee946939e582a936bd2231603347945db8b
Author: Owen W. Taylor <otaylor fishsoup net>
Date:   Sat Apr 18 17:09:11 2009 -0400

    Set colormap on background pixmaps for a tray icons
    
    We need to use gdk_drawable_set_colormap() before drawing with cairo
    on a pixmap; otherwise cairo won't know what colors to use.
---
 src/shell-tray-manager.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/src/shell-tray-manager.c b/src/shell-tray-manager.c
index fef819e..45654c9 100644
--- a/src/shell-tray-manager.c
+++ b/src/shell-tray-manager.c
@@ -214,8 +214,11 @@ create_bg_pixmap (GdkColormap  *colormap,
   GdkPixmap *pixmap = gdk_pixmap_new (gdk_screen_get_root_window (screen),
                                       1, 1,
                                       visual->depth);
+  cairo_t *cr;
 
-  cairo_t *cr = gdk_cairo_create (pixmap);
+  gdk_drawable_set_colormap (pixmap, colormap);
+
+  cr = gdk_cairo_create (pixmap);
   cairo_set_source_rgb (cr,
                         color->red / 255.,
                         color->green / 255.,